| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 171 |
| Brake hose excessively deteriorated | 154 |
| Headlamp aim out of alignment | 108 |
| Registration plate lamp issues | 84 |
| Brake pipe excessively corroded | 44 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 38 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 34 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 32 |
| Anti-lock braking system warning lamp indicates an ABS fault | 30 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 27 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 24 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 24 |
| Front brake disc in such a condition that it is seriously weakened | 21 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 21 |
| Nearside Stop lamp not working |1.2.1b| | 20 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 20 |
| Registration plate issues | 18 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 17 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 17 |
| Exhaust system not adequately supported |7.1.1| | 16 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 16 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 16 |
| Parking brake: efficiency below requirements |3.7.B.7| | 16 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 15 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 15 |
| Hazard warning switch faulty |1.4.B.1d| | 14 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 13 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 12 |
| Rear parking brake recording little or no effort | 12 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 12 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 11 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 10 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 9 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 9 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 9 |
| Windscreen has damage | 9 |
| Rear brake binding | 9 |
| Nearside Front Anti-lock braking system component excessively damaged |3.4.2| | 9 |
| Offside Front Anti-lock braking system component excessively damaged |3.4.2| | 9 |
| Offside Front coil spring broken |2.4.C.1a| | 8 |
| Emissions not tested |7.0| | 8 |
| Offside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 8 |
| Nearside Headlamp not working on main beam |1.7.5a| | 8 |
| Parking brake lever has no reserve travel |3.1.6b| | 8 |
| Nearside Rear Stop lamp not working |1.2.1b| | 8 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 7 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 7 |
| Offside Front Ball joint has excessive play |2.2.B.1f| | 7 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 6 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 6 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 6 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 6 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 6 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 6 |
| Offside Front Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 6 |
| Offside Front brake disc excessively pitted |3.5.1h| | 6 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 5 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 5 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 5 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 5 |
| Rear Exhaust system not adequately supported |7.1.1| | 5 |
| Hazard warning switch inoperative (4.4.2 (a) (ii)) | 5 |
| Central Exhaust has a major leak of exhaust gases |7.1.2| | 5 |
| Offside Rear Brake hose excessively damaged |3.6.B.4d| | 5 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 5 |
| Offside Rear Suspension spring mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 5 |
| Offside Rear fog lamp not working |1.3.2b| | 5 |
| Rear fog lamp not working |1.3.2b| | 5 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 5 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 5 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 5 |
| Front Exhaust system not adequately supported |7.1.1| | 5 |
| Offside Front Steering arm has relative movement at its fixings |2.2.B.1h| | 5 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 4 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 4 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 4 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 4 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 4 |
| Offside Front Lower Suspension arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 4 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn |5.3.4 |a| |i|| | 4 |
| Offside Rear coil spring broken |2.4.C.1a| | 4 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 4 |
| Offside Front Lower Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 4 |
| Central Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 4 |
| Nearside Front Brake hose excessively damaged (1.1.12 (b) (ii)) | 4 |
| Offside Front Brake hose excessively damaged (1.1.12 (b) (ii)) | 4 |
| Offside Rear reflector missing |1.5.1a| | 4 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 4 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 4 |
| Nearside Front Outer Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 4 |
| Offside Ball joint has excessive play |2.2.B.1f| | 4 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 4 |
| Offside Rear Vehicle structure excessively corroded within 30cm of towbar mounting |6.6.6| | 4 |
| Nearside Front Brake hose excessively damaged |3.6.B.4d| | 4 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 4 |
| Nearside Headlamp aim beam image kick up to the offside |1.8| | 3 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Offside Steering arm has relative movement at its fixings |2.2.B.1h| | 3 |
| Nearside Steering arm has relative movement at its fixings |2.2.B.1h| | 3 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 3 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 3 |
| Offside Outer Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 3 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 3 |
| Nearside Front Lower Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 3 |
| Offside Front Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 3 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded inner sill |2.4.A.3| | 3 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 3 |
| Exhaust system insecure (6.1.2 (a)) | 3 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 3 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded inner wheel arch |2.4.A.3| | 3 |
| Offside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 3 |
| Offside Rear Coil spring mounting corroded and seriously weakened (5.3.1 (b) (i)) | 3 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 3 |
| Nearside Front Direction indicator incorrect colour |4.4.3 |a|| | 3 |
| Offside Front Direction indicator incorrect colour |4.4.3 |a|| | 3 |
| Emissions not tested (8.2.1.2 (d)) | 3 |
| Offside Obligatory mirror insecure |8.1.1| | 3 |
| Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 3 |
| Offside Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 3 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 3 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 3 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Offside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 3 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 3 |
| Nearside Front Lower Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 3 |
| Battery insecure |1.9.1| | 3 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength |5.3.6 |a| |i|| | 3 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength |5.3.6 |a| |i|| | 3 |
| Brakes imbalanced across an axle | 3 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 3 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 3 |
| Nearside Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 3 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 3 |
| Offside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 3 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 3 |